Lawrence, Mike, 1940- Winning bridge intangibles / by Mike Lawrence and Keith Hanson. - Luisville, Kentucky : Devyn Press, 1985. - 57 p. ; 21 cm - The Blue Ribbon series ; 2 . - Blue Ribbon series . ISBN: 0910791155 pbk. Subjects--Topical Terms: Contract bridge. Dewey Class. No.: 795.415